{
  "manageEntity": {
    "action": "Repost",
    "entityId": "381587843",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x773affd09a050aebcb3b628507a6e848c6e37c55f690fc77f53c8eb09aa28a31",
    "signature": "0xba95989e375381d8383079980a59ecb16e4ebdd0cc324826ceb6e83ed73e155244b3181c6bb9e4d583ee41a85828c874e2f9307c30964f119de7828697717c051c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}